
Q. The Fourier transform of a signal ๐ฅ(๐ก), denoted by ๐(๐w), is shown in the figure.

Let ๐ฆ(๐ก) = ๐ฅ(๐ก) + ๐๐๐ก๐ฅ(๐ก). The value of Fourier transform of ๐ฆ(๐ก) evaluated at the angular frequency w= 0.5 rad/s is
(A) 0.5 (B) 1 (C) 1.5 (D) 2.5
Ans: 1.5